to throw or cause to fall upon a surface or into space, as a ray of light or a shadow.

10.

to cause (a figure or image) to appear, as on a background.

11.

to regard (something within the mind, as a feeling, thought, or attitude) as having some form of reality outside the mind:

He projected a thrilling picture of the party's future.

12.

to cause to jut out or protrude.

13.

Geometry.

to throw forward an image of (a figure or the like) by straight lines or rays, either parallel, converging, or diverging, that pass through all its points and reproduce it on another surface or figure.

to transform the points (of one figure) into those of another by a correspondence between points.

14.

to present (an idea, program, etc.) for consideration or action:

They made every effort to project the notion of world peace.

15.

to use (one's voice, gestures, etc.) forcefully enough to be perceived at a distance, as by all members of the audience in a theater.

16.

to communicate clearly and forcefully (one's thoughts, personality, role, etc.) to an audience, as in a theatrical performance; produce a compelling image of.

17.

to cause (the voice) to appear to come from a source other than oneself, as in ventriloquism; throw.

late 15c., "to plan," from Latin proiectus, past participle of proicere (see project (n.)). Sense of "to stick out" is from 1718. Meaning "to cast an image on a screen" is recorded from 1865. Psychoanalytical sense, "attribute to another (unconsciously)" is from 1895 (implied in a use of projective). Meaning "convey to others by one's manner" is recorded by 1955. Related: Projected; projecting.